Aman Raj AmanRaj1608

Multi-Chain Indexing Architecture

Let's say we want to indexing multiple networks (EVM and Solana) using a unified query layer with Spice.ai

flowchart TD
    subgraph Blockchain Networks
        E[EVM Chains] 
        S[Solana]
 end

Project website: mpv.io

	// SPDX-License-Identifier: MIT
	pragma solidity ^0.8.0;

	import "https://github.com/OpenZeppelin/openzeppelin-contracts/blob/master/contracts/token/ERC20/IERC20.sol";

	contract Faucet {
	address public owner;
	// USDC token contract interface
	IERC20 public usdc;
	// USDT token contract interface

	use alloy_sol_types::{sol, SolCall, SolInterface};
	use hex_literal::hex;

	sol! {
	#[derive(Debug, PartialEq)]
	interface ISmartAccount {
	function execute_ncC(address dest, uint256 value, bytes calldata func) external;
	function executeBatch_y6U(address[] dest, uint256[] value, bytes[] calldata func) external;
	}
	}


	// File: @openzeppelin/contracts/utils/Counters.sol


	// OpenZeppelin Contracts v4.4.1 (utils/Counters.sol)

	pragma solidity ^0.8.0;

	/**
	* @title Counters

	// SPDX-License-Identifier: MIT
	// OpenZeppelin Contracts (last updated v4.6.0) (token/ERC20/IERC20.sol)

	pragma solidity ^0.8.0;

	/**
	* @dev Interface of the ERC20 standard as defined in the EIP.
	*/
	interface IERC20 {
	/**

	import React, { useState, useEffect } from "react";
	import "../App.css";
	import Button from "@material-ui/core/Button";
	import {
	NotificationContainer,
	NotificationManager
	} from "react-notifications";
	import "react-notifications/lib/notifications.css";
	import Backdrop from '@material-ui/core/Backdrop';
	import CircularProgress from '@material-ui/core/CircularProgress';

	import Web3 from "web3";
	import HDWalletProvider from "@truffle/hdwallet-provider";
	import { Biconomy } from "@biconomy/mexa";

	const infura = "https://goerli.infura.io/v3/f0493a02561f4419be93dde46cc584c6";
	const pkey = "";

	const main = async () => {
	console.log("start");
	let provider = new HDWalletProvider(pkey, infura);